Addition of Dark Theme and Compatibility with Android 10 Dark Mode

This commit adds support for Android Night Mode and adds in a dark theme for the UI.

app/build.gradle

@@ -54,10 +54,11 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.1.0'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     implementation 'androidx.preference:preference:1.1.0'
-    implementation 'com.google.android.material:material:1.0.0'
+    implementation 'com.google.android.material:material:1.2.0-alpha02'
     implementation 'me.xdrop:fuzzywuzzy:1.2.0'
     implementation "androidx.core:core-ktx:1.1.0"
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation 'androidx.documentfile:documentfile:1.0.1'
 }
 repositories {
     mavenCentral()

app/src/main/java/emu/skyline/MainActivity.kt

@@ -12,6 +12,7 @@ import android.view.View
 import android.widget.AdapterView
 import android.widget.AdapterView.OnItemClickListener
 import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.app.AppCompatDelegate
 import androidx.appcompat.widget.SearchView
 import androidx.documentfile.provider.DocumentFile
 import androidx.preference.PreferenceManager
@@ -28,6 +29,7 @@ import java.io.File
 import java.io.IOException
 import java.util.*
 
+
 class MainActivity : AppCompatActivity(), View.OnClickListener {
     private lateinit var sharedPreferences: SharedPreferences
     private var adapter = GameAdapter(this)
@@ -67,6 +69,7 @@ class MainActivity : AppCompatActivity(), View.OnClickListener {
                 Log.w("refreshFiles", "Ran into exception while loading: " + e.message)
             }
         }
+        try {
             adapter.clear()
             val entries: List<TitleEntry> = findFile("nro", NroLoader(this), DocumentFile.fromTreeUri(this, Uri.parse(sharedPreferences.getString("search_location", "")))!!, ArrayList())
             if (entries.isNotEmpty()) {
@@ -82,6 +85,14 @@ class MainActivity : AppCompatActivity(), View.OnClickListener {
                 Log.w("refreshFiles", "Ran into exception while saving: " + e.message)
             }
             sharedPreferences.edit().putBoolean("refresh_required", false).apply()
+        } catch (e: IllegalArgumentException) {
+            sharedPreferences.edit().remove("search_location").apply()
+            val intent = intent
+            finish()
+            startActivity(intent)
+        } catch (e: Exception) {
+            notifyUser(e.message!!)
+        }
     }
 
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -89,6 +100,12 @@ class MainActivity : AppCompatActivity(), View.OnClickListener {
         setContentView(R.layout.main_activity)
         PreferenceManager.setDefaultValues(this, R.xml.preferences, false)
         sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this)
+        AppCompatDelegate.setDefaultNightMode(when ((sharedPreferences.getString("app_theme", "2")?.toInt())) {
+            0 -> AppCompatDelegate.MODE_NIGHT_NO
+            1 -> AppCompatDelegate.MODE_NIGHT_YES
+            2 -> AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
+            else -> AppCompatDelegate.MODE_NIGHT_UNSPECIFIED
+        })
         setSupportActionBar(toolbar)
         open_fab.setOnClickListener(this)
         log_fab.setOnClickListener(this)

app/src/main/java/emu/skyline/loader/BaseLoader.kt

@@ -18,7 +18,7 @@ enum class TitleFormat {
 }
 
 internal class TitleEntry(var name: String, var author: String, var romType: TitleFormat, var valid: Boolean, @Transient var uri: Uri, @Transient var icon: Bitmap) : Serializable {
-    constructor(context: Context, author: String, romType: TitleFormat, valid: Boolean, uri: Uri) : this("", author, romType, valid, uri, context.resources.getDrawable(R.drawable.ic_missing_icon, context.theme).toBitmap(256, 256)) {
+    constructor(context: Context, author: String, romType: TitleFormat, valid: Boolean, uri: Uri) : this("", author, romType, valid, uri, context.resources.getDrawable(R.drawable.ic_missing, context.theme).toBitmap(256, 256)) {
         context.contentResolver.query(uri, null, null, null, null)?.use { cursor ->
             val nameIndex: Int = cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME)
             cursor.moveToFirst()

app/src/main/java/emu/skyline/utility/ThemePreference.kt

@@ -0,0 +1,24 @@
+package emu.skyline.utility
+
+import android.content.Context
+import android.util.AttributeSet
+import androidx.appcompat.app.AppCompatDelegate
+import androidx.preference.ListPreference
+
+class ThemePreference : ListPreference {
+    constructor(context: Context?, attrs: AttributeSet?, defStyleAttr: Int) : super(context, attrs, defStyleAttr)
+
+    constructor(context: Context?, attrs: AttributeSet?) : super(context, attrs)
+
+    constructor(context: Context?) : super(context)
+
+    override fun callChangeListener(newValue: Any?): Boolean {
+        AppCompatDelegate.setDefaultNightMode(when((newValue as String).toInt()) {
+            0 -> AppCompatDelegate.MODE_NIGHT_NO
+            1 -> AppCompatDelegate.MODE_NIGHT_YES
+            2 -> AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
+            else -> AppCompatDelegate.MODE_NIGHT_UNSPECIFIED
+        })
+        return super.callChangeListener(newValue)
+    }
+}

app/src/main/res/drawable/ic_clear.xml

@@ -1,10 +1,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
         android:width="24dp"
         android:height="24dp"
-        android:alpha="0.85"
         android:viewportWidth="24.0"
         android:viewportHeight="24.0">
     <path
-            android:fillColor="#FFF"
+            android:fillColor="?attr/colorOnPrimary"
             android:pathData="M5,13h14v-2L5,11v2zM3,17h14v-2L3,15v2zM7,7v2h14L21,7L7,7z" />
 </vector>

app/src/main/res/drawable/ic_log.xml

@@ -4,6 +4,6 @@
         android:viewportWidth="24.0"
         android:viewportHeight="24.0">
     <path
-            android:fillColor="#FFFF"
+            android:fillColor="?attr/colorOnSecondary"
             android:pathData="M7,5h10v2h2L19,3c0,-1.1 -0.9,-1.99 -2,-1.99L7,1c-1.1,0 -2,0.9 -2,2v4h2L7,5zM15.41,16.59L20,12l-4.59,-4.59L14,8.83 17.17,12 14,15.17l1.41,1.42zM10,15.17L6.83,12 10,8.83 8.59,7.41 4,12l4.59,4.59L10,15.17zM17,19L7,19v-2L5,17v4c0,1.1 0.9,2 2,2h10c1.1,0 2,-0.9 2,-2v-4h-2v2z" />
 </vector>

app/src/main/res/drawable/ic_missing.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+            android:fillColor="?attr/colorSecondaryVariant"
+            android:pathData="M15.73,3L8.27,3L3,8.27v7.46L8.27,21h7.46L21,15.73L21,8.27L15.73,3zM12,17.3c-0.72,0 -1.3,-0.58 -1.3,-1.3 0,-0.72 0.58,-1.3 1.3,-1.3 0.72,0 1.3,0.58 1.3,1.3 0,0.72 -0.58,1.3 -1.3,1.3zM13,13h-2L11,7h2v6z" />
+</vector>

app/src/main/res/drawable/ic_missing_icon.xml

@@ -1,10 +0,0 @@
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="24dp"
-        android:height="24dp"
-        android:alpha="0.6"
-        android:viewportWidth="24.0"
-        android:viewportHeight="24.0">
-    <path
-            android:fillColor="#FF000000"
-            android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zM17,13L7,13v-2h10v2z" />
-</vector>

app/src/main/res/drawable/ic_open.xml

@@ -1,5 +1,9 @@
-<vector android:height="24dp"
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:tint="#FFFFFF" android:viewportHeight="24.0"
+        android:width="24dp"
-    android:viewportWidth="24.0" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+        android:height="24dp"
-    <path android:fillColor="#FF000000" android:pathData="M19,4L5,4c-1.11,0 -2,0.9 -2,2v12c0,1.1 0.89,2 2,2h4v-2L5,18L5,8h14v10h-4v2h4c1.1,0 2,-0.9 2,-2L21,6c0,-1.1 -0.89,-2 -2,-2zM12,10l-4,4h3v6h2v-6h3l-4,-4z"/>
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+            android:fillColor="?attr/colorOnSecondary"
+            android:pathData="M19,4L5,4c-1.11,0 -2,0.9 -2,2v12c0,1.1 0.89,2 2,2h4v-2L5,18L5,8h14v10h-4v2h4c1.1,0 2,-0.9 2,-2L21,6c0,-1.1 -0.89,-2 -2,-2zM12,10l-4,4h3v6h2v-6h3l-4,-4z" />
 </vector>

app/src/main/res/drawable/ic_refresh.xml

@@ -4,6 +4,6 @@
         android:viewportWidth="24.0"
         android:viewportHeight="24.0">
     <path
-            android:fillColor="#FFFF"
+            android:fillColor="?attr/colorOnPrimary"
             android:pathData="M12,4L12,1L8,5l4,4L12,6c3.31,0 6,2.69 6,6 0,1.01 -0.25,1.97 -0.7,2.8l1.46,1.46C19.54,15.03 20,13.57 20,12c0,-4.42 -3.58,-8 -8,-8zM12,18c-3.31,0 -6,-2.69 -6,-6 0,-1.01 0.25,-1.97 0.7,-2.8L5.24,7.74C4.46,8.97 4,10.43 4,12c0,4.42 3.58,8 8,8v3l4,-4 -4,-4v3z" />
 </vector>

app/src/main/res/drawable/ic_search.xml

@@ -1,11 +1,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
         android:width="24dp"
         android:height="24dp"
-        android:alpha="0.85"
-        android:tint="#FFFFFF"
         android:viewportWidth="24.0"
         android:viewportHeight="24.0">
     <path
-            android:fillColor="#FF000000"
+            android:fillColor="?attr/colorOnPrimary"
             android:pathData="M15.5,14h-0.79l-0.28,-0.27C15.41,12.59 16,11.11 16,9.5 16,5.91 13.09,3 9.5,3S3,5.91 3,9.5 5.91,16 9.5,16c1.61,0 3.09,-0.59 4.23,-1.57l0.27,0.28v0.79l5,4.99L20.49,19l-4.99,-5zM9.5,14C7.01,14 5,11.99 5,9.5S7.01,5 9.5,5 14,7.01 14,9.5 11.99,14 9.5,14z" />
 </vector>

app/src/main/res/drawable/ic_settings.xml

@@ -1,10 +1,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
         android:width="24dp"
         android:height="24dp"
-        android:alpha="0.85"
         android:viewportWidth="24"
         android:viewportHeight="24">
     <path
-            android:fillColor="#FFFF"
+            android:fillColor="?attr/colorOnPrimary"
             android:pathData="M19.1,12.9a2.8,2.8 0,0 0,0.1 -0.9,2.8 2.8,0 0,0 -0.1,-0.9l2.1,-1.6a0.7,0.7 0,0 0,0.1 -0.6L19.4,5.5a0.7,0.7 0,0 0,-0.6 -0.2l-2.4,1a6.5,6.5 0,0 0,-1.6 -0.9l-0.4,-2.6a0.5,0.5 0,0 0,-0.5 -0.4H10.1a0.5,0.5 0,0 0,-0.5 0.4L9.3,5.4a5.6,5.6 0,0 0,-1.7 0.9l-2.4,-1a0.4,0.4 0,0 0,-0.5 0.2l-2,3.4c-0.1,0.2 0,0.4 0.2,0.6l2,1.6a2.8,2.8 0,0 0,-0.1 0.9,2.8 2.8,0 0,0 0.1,0.9L2.8,14.5a0.7,0.7 0,0 0,-0.1 0.6l1.9,3.4a0.7,0.7 0,0 0,0.6 0.2l2.4,-1a6.5,6.5 0,0 0,1.6 0.9l0.4,2.6a0.5,0.5 0,0 0,0.5 0.4h3.8a0.5,0.5 0,0 0,0.5 -0.4l0.3,-2.6a5.6,5.6 0,0 0,1.7 -0.9l2.4,1a0.4,0.4 0,0 0,0.5 -0.2l2,-3.4c0.1,-0.2 0,-0.4 -0.2,-0.6ZM12,15.6A3.6,3.6 0,1 1,15.6 12,3.6 3.6,0 0,1 12,15.6Z" />
 </vector>

app/src/main/res/drawable/ic_share.xml

@@ -1,11 +1,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
         android:width="24dp"
         android:height="24dp"
-        android:alpha="0.85"
-        android:tint="#FFFFFF"
         android:viewportWidth="24.0"
         android:viewportHeight="24.0">
     <path
-            android:fillColor="#FF000000"
+            android:fillColor="?attr/colorOnPrimary"
             android:pathData="M18,16.08c-0.76,0 -1.44,0.3 -1.96,0.77L8.91,12.7c0.05,-0.23 0.09,-0.46 0.09,-0.7s-0.04,-0.47 -0.09,-0.7l7.05,-4.11c0.54,0.5 1.25,0.81 2.04,0.81 1.66,0 3,-1.34 3,-3s-1.34,-3 -3,-3 -3,1.34 -3,3c0,0.24 0.04,0.47 0.09,0.7L8.04,9.81C7.5,9.31 6.79,9 6,9c-1.66,0 -3,1.34 -3,3s1.34,3 3,3c0.79,0 1.5,-0.31 2.04,-0.81l7.12,4.16c-0.05,0.21 -0.08,0.43 -0.08,0.65 0,1.61 1.31,2.92 2.92,2.92 1.61,0 2.92,-1.31 2.92,-2.92s-1.31,-2.92 -2.92,-2.92z" />
 </vector>

app/src/main/res/layout/game_item.xml

@@ -13,7 +13,7 @@
             android:layout_alignParentTop="false"
             android:layout_centerVertical="true"
             android:contentDescription="@string/icon"
-            android:src="@drawable/ic_missing_icon" />
+            android:src="@drawable/ic_missing" />
 
     <TextView
             android:id="@+id/text_title"

app/src/main/res/layout/log_activity.xml

@@ -12,8 +12,8 @@
             android:layout_height="wrap_content"
             android:background="?attr/colorPrimary"
             android:minHeight="?attr/actionBarSize"
-            android:popupTheme="@style/ThemeOverlay.MaterialComponents.Light"
+            android:theme="@style/AppTheme.ActionBar"
-            android:theme="@style/ThemeOverlay.MaterialComponents.Dark.ActionBar"
+            app:popupTheme="@style/AppTheme.PopupMenu"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent" />

app/src/main/res/layout/main_activity.xml

@@ -12,8 +12,8 @@
             android:layout_height="wrap_content"
             android:background="?attr/colorPrimary"
             android:minHeight="?attr/actionBarSize"
-            android:popupTheme="@style/ThemeOverlay.MaterialComponents.Light"
+            android:theme="@style/AppTheme.ActionBar"
-            android:theme="@style/ThemeOverlay.MaterialComponents.Dark.ActionBar"
+            app:popupTheme="@style/AppTheme.PopupMenu"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent" />
@@ -30,8 +30,7 @@
     <LinearLayout
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_marginEnd="16dp"
+            android:paddingBottom="8dp"
-            android:layout_marginBottom="16dp"
             android:orientation="vertical"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toEndOf="parent">
@@ -40,6 +39,7 @@
                 android:id="@+id/open_fab"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
+                android:layout_marginEnd="16dp"
                 android:layout_marginBottom="8dp"
                 android:clickable="true"
                 android:focusable="true"
@@ -49,6 +49,8 @@
                 android:id="@+id/log_fab"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
+                android:layout_marginEnd="16dp"
+                android:layout_marginBottom="8dp"
                 android:clickable="true"
                 android:focusable="true"
                 app:srcCompat="@drawable/ic_log" />

app/src/main/res/layout/section_item.xml

@@ -13,7 +13,7 @@
             android:layout_marginStart="5dp"
             android:layout_marginTop="2dp"
             android:layout_marginEnd="5dp"
-            android:textColor="@color/colorPrimary"
+            android:textColor="?colorSecondary"
             android:textSize="13sp" />
 
 </RelativeLayout>

app/src/main/res/layout/settings_activity.xml

@@ -10,7 +10,8 @@
             android:layout_height="wrap_content"
             android:background="?attr/colorPrimary"
             android:minHeight="?attr/actionBarSize"
-            android:theme="@style/ThemeOverlay.AppCompat.Dark"
+            android:theme="@style/AppTheme.ActionBar"
+            app:popupTheme="@style/AppTheme.PopupMenu"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent" />

app/src/main/res/menu/toolbar_main.xml

@@ -4,6 +4,7 @@
     <item
             android:id="@+id/action_search_main"
             android:icon="@drawable/ic_search"
+            android:iconTint="@color/colorOnPrimary"
             android:title="@string/search"
             app:actionViewClass="androidx.appcompat.widget.SearchView"
             app:showAsAction="ifRoom|withText" />

app/src/main/res/values-night/colors.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#FFFF0000</color>
+    <color name="colorPrimaryDark">#BFFF0000</color>
+    <color name="colorOnPrimary">#D7000000</color>
+    <color name="colorSecondary">#FFFF0000</color>
+    <color name="colorSecondaryDark">#BFFF0000</color>
+    <color name="colorOnSecondary">#DF000000</color>
+</resources>

app/src/main/res/values/array.xml

@@ -12,4 +12,14 @@
         <item>2</item>
         <item>3</item>
     </string-array>
+    <string-array name="app_theme">
+        <item>Light</item>
+        <item>Dark</item>
+        <item>Use System Default</item>
+    </string-array>
+    <string-array name="app_theme_val">
+        <item>0</item>
+        <item>1</item>
+        <item>2</item>
+    </string-array>
 </resources>

app/src/main/res/values/colors.xml

@@ -1,6 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <color name="colorPrimary">#E60012</color>
+    <color name="colorPrimary">#FFFF0000</color>
-    <color name="colorPrimaryDark">#AB0000</color>
+    <color name="colorPrimaryDark">#BFFF0000</color>
-    <color name="colorAccent">#E60012</color>
+    <color name="colorOnPrimary">#DFFFFFFF</color>
+    <color name="colorSecondary">#FFFF0000</color>
+    <color name="colorSecondaryDark">#BFFF0000</color>
+    <color name="colorOnSecondary">#DFFFFFFF</color>
 </resources>

app/src/main/res/values/strings.xml

@@ -21,8 +21,8 @@
     <string name="share_error">An error has occurred while sharing</string>
     <string name="cleared">The logs have been cleared</string>
     <!-- Settings -->
+    <string name="emulator">Emulator</string>
     <string name="search_location">Search Location</string>
-    <string name="logging">Logging</string>
     <string name="log_level">Log Level</string>
     <string name="log_compact">Compact Logs</string>
     <string name="log_compact_desc_on">Logs will be displayed in a compact form factor</string>
@@ -31,4 +31,5 @@
     <string name="use_docked">Use Docked Mode</string>
     <string name="handheld_enabled">The system will emulate being in handheld mode</string>
     <string name="docked_enabled">The system will emulate being in docked mode</string>
+    <string name="theme">Theme</string>
 </resources>

app/src/main/res/values/styles.xml

@@ -1,10 +1,18 @@
 <resources>
-
+    <style name="AppTheme" parent="Theme.MaterialComponents.DayNight.NoActionBar">
-    <style name="AppTheme" parent="Theme.MaterialComponents.Light.NoActionBar">
-        <!-- Switch Red Theme -->
         <item name="colorPrimary">@color/colorPrimary</item>
-        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorPrimaryVariant">@color/colorPrimaryDark</item>
-        <item name="colorAccent">@color/colorAccent</item>
+        <item name="colorOnPrimary">@color/colorOnPrimary</item>
+        <item name="colorSecondary">@color/colorSecondary</item>
+        <item name="colorSecondaryVariant">@color/colorSecondaryDark</item>
+        <item name="colorOnSecondary">@color/colorOnSecondary</item>
+    </style>
+    <style name="AppTheme.ActionBar" parent="ThemeOverlay.MaterialComponents.ActionBar">
+        <item name="android:background">@color/colorPrimary</item>
+        <item name="android:textColorPrimary">@color/colorOnPrimary</item>
+    </style>
+    <style name="AppTheme.PopupMenu" parent="Widget.AppCompat.PopupMenu">
+        <item name="android:background">@color/colorPrimary</item>
+        <item name="android:textColorPrimary">@color/colorOnPrimary</item>
     </style>
-
 </resources>

app/src/main/res/xml/preferences.xml

@@ -17,16 +17,19 @@
 <androidx.preference.PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
         xmlns:app="http://schemas.android.com/apk/res-auto">
     <PreferenceCategory
-            android:key="category_search"
+            android:key="category_emulator"
-            android:title="@string/search">
+            android:title="@string/emulator">
         <emu.skyline.utility.FolderPreference
                 app:key="search_location"
                 app:title="@string/search_location"
                 app:useSimpleSummaryProvider="true" />
-    </PreferenceCategory>
+        <emu.skyline.utility.ThemePreference
-    <PreferenceCategory
+                android:defaultValue="2"
-            android:key="category_log"
+                android:entries="@array/app_theme"
-            android:title="@string/logging">
+                android:entryValues="@array/app_theme_val"
+                app:key="app_theme"
+                app:title="@string/theme"
+                app:useSimpleSummaryProvider="true" />
         <ListPreference
                 android:defaultValue="2"
                 android:entries="@array/log_level"